package org.jpass.dc.common.email;

import java.util.Date;
import java.util.Properties;
import javax.mail.Address;
import javax.mail.BodyPart;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Multipart;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;

/**
 * 简单邮件（不带附件的邮件）发送器
 */
public class SimpleMailSender {
	/**
	 * 以HTML格式发送邮件
	 * @param mailInfo 待发送的邮件信息
	 */
	public static boolean sendHtmlMail(MailSenderInfo mailInfo) {

		MyAuthenticator authenticator = null; // 判断是否需要身份认证
		Properties pro = mailInfo.getProperties();

		if (mailInfo.isValidate()) { // 如果需要身份认证，则创建一个密码验证器
			authenticator = new MyAuthenticator(mailInfo.getUserName(),
					mailInfo.getPassword());
		}
		Session sendMailSession = Session.getDefaultInstance(pro, authenticator); // 根据邮件会话属性和密码验证器构造一个发送邮件的session
		sendMailSession.setDebug(true);  //显示发送过程信息
		try {
			Message mailMessage = new MimeMessage(sendMailSession); // 根据session创建一个邮件消息
			Address from = new InternetAddress(mailInfo.getFromAddress()); // 创建邮件发送者地址
			mailMessage.setFrom(from); // 设置邮件消息的发送者
			Address to = new InternetAddress(mailInfo.getToAddress()); // 创建邮件的接收者地址，并设置到邮件消息中
			mailMessage.setRecipient(Message.RecipientType.TO, to); // Message.RecipientType.TO属性表示接收者的类型为TO
			mailMessage.setSubject(mailInfo.getSubject()); // 设置邮件消息的主题
			mailMessage.setSentDate(new Date()); // 设置邮件消息发送的时间
			Multipart mainPart = new MimeMultipart(); // MiniMultipart类是一个容器类，包含MimeBodyPart类型的对象
			BodyPart html = new MimeBodyPart(); // 创建一个包含HTML内容的MimeBodyPart
			html.setContent(mailInfo.getContent(), "text/html; charset=utf-8"); // 设置HTML内容
			mainPart.addBodyPart(html);
			mailMessage.setContent(mainPart); // 将MiniMultipart对象设置为邮件内容
			Transport transport = sendMailSession.getTransport("smtp");
			transport.connect(mailInfo.getMailServerHost(), 25, mailInfo.getUserName(), mailInfo.getPassword());
			transport.sendMessage(mailMessage, mailMessage.getAllRecipients());
			transport.close();

			// Transport.send(mailMessage);
			return true;
		} catch (MessagingException ex) {
			ex.printStackTrace();
		}
		return false;
	}
}
